Offline earnings
While you are away the bastion keeps earning at your best recent rate, at your highest unlocked game speed. The cap starts at 4 hours, labs add up to 3 hours (7h), and a further 5 hours come from gems (4k gems per hour) or the Extended Patrol purchase (£4.99). Maximum: 12 hours.
| Level | Extra (hours) | Cap with all labs (hours) | Cost (gems) | Total (gems) |
|---|---|---|---|---|
| 1 | +1 | 8 | 4k | 4k |
| 2 | +2 | 9 | 4k | 8k |
| 3 | +3 | 10 | 4k | 12k |
| 4 | +4 | 11 | 4k | 16k |
| 5 | +5 | 12 | 4k | 20k |
Generated from game v0.3.86 on 2026-11-04